Many economically attractive opportunities to invest in energy efficiency are forgone because of various market barriers, notably the limited availability of commercial financing for energy efficiency projects. Once a government decides, as a matter of policy, to scale up energy efficiency, it...

The aim of this paper is to review and evaluate models used to assess the market penetration of energy technologies. While there are different models and tools, choosing the appropriate approach for a particular application is very challenging. In this paper, each model is reviewed and discussed...